After World War II production of double based propellants generally ended.
2.
The FMJ cartridge has a Copper-Zinc alloy case and uses a double base propellant.
3.
Cairns led innovation in double base propellants for military rockets and in the photographic recording of explosive reactions.
4.
To adjust the emission characteristics to match closer the spectrum of jet engines, charges on the base of double base propellants.
5.
He planned, established and commissioned a pilot plant at Ordnance Factory Itarsi as a step towards indigenisation of equipments used in double base propellants.
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